|
Source: Monitoring the Future, Vol I (2009), Tables 5-5a, 5-5b and 5-5c, pp. 202-13
| Ratios of Inhalant Use vs Marijuana Use Among 8th Grade Students (1991 - 2008) | |||
|---|---|---|---|
| Year | Lifetime | Past Year | Past Month |
| 1991 | 1.73 | 1.45 | 1.38 |
| 1992 | 1.55 | 1.32 | 1.27 |
| 1993 | 1.54 | 1.20 | 1.06 |
| 1994 | 1.19 | 0.90 | 0.72 |
| 1995 | 1.09 | 0.81 | 0.67 |
| 1996 | 0.92 | 0.67 | 0.51 |
| 1997 | 0.93 | 0.67 | 0.55 |
| 1998 | 0.92 | 0.66 | 0.49 |
| 1999 | 0.90 | 0.62 | 0.52 |
| 2000 | 0.88 | 0.60 | 0.49 |
| 2001 | 0.84 | 0.59 | 0.43 |
| 2002 | 0.79 | 0.53 | 0.46 |
| 2003 | 0.90 | 0.68 | 0.55 |
| 2004 | 1.06 | 0.81 | 0.70 |
| 2005 | 1.04 | 0.78 | 0.64 |
| 2006 | 1.03 | 0.78 | 0.63 |
| 2007 | 1.10 | 0.81 | 0.68 |
| 2008 | 1.08 | 0.82 | 0.71 |
Other Available Trend and Comparison Data
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